Two numbers are 20% and 40% more than a third number.express first number as a percentage of second number
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Let the third no be x
then, 2nd no = x+40% of x
= x+40/100×x
= x+2x/5
= 7x/5
and, 1st no = x+ 20%of x
= x+20/100×x
= x+x/5
= 6x/5
1st no as a percentage of 2nd no is
= 6x/5÷7x/5×100
= 6/7×100
= 600/7
= 85.71
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